{"id":10330,"date":"2017-02-16T08:16:03","date_gmt":"2017-02-15T23:16:03","guid":{"rendered":"http:\/\/www.skyarch.net\/blog\/?p=10330"},"modified":"2017-06-20T13:42:25","modified_gmt":"2017-06-20T04:42:25","slug":"%e3%83%ac%e3%82%b9%e3%83%9d%e3%83%b3%e3%82%b9%e3%82%bf%e3%82%a4%e3%83%a0%e3%81%a7auto-scaling","status":"publish","type":"post","link":"https:\/\/www.skyarch.net\/blog\/%e3%83%ac%e3%82%b9%e3%83%9d%e3%83%b3%e3%82%b9%e3%82%bf%e3%82%a4%e3%83%a0%e3%81%a7auto-scaling\/","title":{"rendered":"\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u3067Auto Scaling"},"content":{"rendered":"

\u6982\u8981<\/h3>\n

Auto Scaling\u3067\u3001\u30b5\u30a4\u30c8\u306e\u8868\u793a\u6642\u9593\u304c\u9045\u304f\u306a\u3063\u305f\u6642\u306bEC2\u3092\u5897\u3084\u3059\u3002<\/p>\n

\u5177\u4f53\u7684\u306b\u306f\u3001<\/p>\n

\u30fb\u7ba1\u7406\u30b5\u30fc\u30d0\u304b\u3089\u5bfe\u8c61\u30b5\u30a4\u30c8\u306e\u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97
\n\u30fb\u5fdc\u7b54\u6642\u9593\u3092CloudWatch\u306b\u9001\u4fe1(\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9)
\n\u30fb\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u5024(=\u5fdc\u7b54\u6642\u9593)\u306b\u5fdc\u3058\u3066EC2\u304c\u5897\u3048\u308b<\/p>\n

\u3068\u3044\u3046\u3053\u3068\u3092\u3084\u3063\u3066\u307f\u307e\u3059\u3002<\/p>\n

\u30b9\u30af\u30ea\u30d7\u30c8\u3067CloudWatch\u306b\u30c7\u30fc\u30bf\u3092\u9001\u308b<\/h3>\n

\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308bEC2\u306bIAM\u30ed\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002
\n\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u306b\u3042\u3063\u305f\u4e0b\u8a18\u30dd\u30ea\u30b7\u30fc\u3092\u4f7f\u308f\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n

{\n  \"Version\": \"2012-10-17\",\n  \"Statement\": [\n    {\n      \"Action\": [\n        \"cloudwatch:PutMetricData\",\n        \"ec2:DescribeTags\"\n      ],\n      \"Effect\": \"Allow\",\n      \"Resource\": [\n        \"*\"\n      ]\n    }\n  ]\n}\n<\/pre>\n
\u30b5\u30a4\u30c8\u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97\u3057\u3066CloudWatch\u306b\u5024\u3092\u9001\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092cron\u3067\u52d5\u304b\u3057\u307e\u3059\u3002
\n\u307e\u305a\u306f\u30b5\u30a4\u30c8\u306e\u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3002<\/p>\n
\n# curl -kL http:\/\/www.******.com -o \/dev\/null -w \"%{time_total}\" 2> \/dev\/null\n<\/pre>\n
\u6b21\u306b\u3001CloudWatch\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u30b3\u30de\u30f3\u30c9\u3067\u3059\u3002<\/p>\n
# aws cloudwatch put-metric-data --metric-name [\u30e1\u30c8\u30ea\u30af\u30b9\u540d] --namespace [\u540d\u524d\u7a7a\u9593] --region=[\u30ea\u30fc\u30b8\u30e7\u30f3] --value [\u5024]<\/pre>\n
\u30e1\u30c8\u30ea\u30af\u30b9\u540d\u3068\u540d\u524d\u7a7a\u9593\u306f\u5206\u304b\u308a\u3084\u3059\u3044\u3082\u306e\u3092\u3002
\n[\u5024]\u306b\u30b5\u30a4\u30c8\u306e\u5fdc\u7b54\u6642\u9593(curl\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u7d50\u679c)\u304c\u5165\u308c\u3070OK\u3067\u3059\u3002<\/p>\n
\u7dcf\u5408\u3057\u3066\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n
#!\/bin\/bash\n# \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308bEC2\u306e\u30ea\u30fc\u30b8\u30e7\u30f3\u3092\u30e1\u30bf\u30c7\u30fc\u30bf\u304b\u3089\u53d6\u5f97<\/span>\nREGION=$(curl -s http:\/\/169.254.169.254\/latest\/meta-data\/placement\/availability-zone|sed -e 's\/.$\/\/g')\n# \u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97\u3057\u305f\u3044\u30b5\u30a4\u30c8URL<\/span>\nURL=http:\/\/www.******.com\n# curl\u3067\u4e0a\u8a18\u30b5\u30a4\u30c8\u306e\u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97<\/span>\nRESPONCETIME=$(curl -kL $URL -o \/dev\/null -w \"%{time_total}\" 2> \/dev\/null)\n# \u53d6\u5f97\u3057\u305f\u5fdc\u7b54\u6642\u9593\u3092CloudWatch\u306b\u9001\u4fe1<\/span>\naws cloudwatch put-metric-data --metric-name ResponceTime --namespace AutoScaling --region=$REGION --value $RESPONCETIME<\/pre>\n
\u3053\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7ba1\u7406\u30b5\u30fc\u30d0\u306ecron\u306b\u4ed5\u8fbc\u3093\u30675\u5206\u304a\u304d\u306b\u5b9f\u884c\u3055\u305b\u307e\u3059\u3002<\/p>\n
\u3059\u308b\u3068\u3001CloudWatch\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u3066\u30b5\u30a4\u30c8\u5fdc\u7b54\u6642\u9593\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u304c\u751f\u6210\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\"\"<\/a>\n
\u30a2\u30e9\u30fc\u30e0\u306e\u4f5c\u6210<\/h3>\n
CloudWatch\u30b3\u30f3\u30bd\u30fc\u30eb\u3088\u308a[\u30a2\u30e9\u30fc\u30e0\u306e\u4f5c\u6210]\u3092\u30af\u30ea\u30c3\u30af\u3002<\/p>\n\"\"<\/a>\n
\u3055\u304d\u307b\u3069\u751f\u6210\u3055\u308c\u305f\u30e1\u30c8\u30ea\u30af\u30b9(ResponceTime)\u3092\u691c\u7d22\u30fb\u9078\u629e\u3057\u3066[\u6b21\u3078]\u3002<\/p>\n\"\"<\/a>\n
\u4eca\u56de\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u30a2\u30e9\u30fc\u30e0\u3092\u5b9a\u7fa9\u3057\u307e\u3057\u305f\u3002
\n\u554f\u984c\u306a\u3051\u308c\u3070[\u30a2\u30e9\u30fc\u30e0\u306e\u4f5c\u6210]\u3002<\/p>\n\"\"<\/a>\n
 <\/p>\n
\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u306e\u4f5c\u6210<\/h3>\n
\u8a2d\u5b9a\u3057\u305f\u3044Auto Scaling\u30b0\u30eb\u30fc\u30d7\u306e\u8a2d\u5b9a\u753b\u9762\u3088\u308a\u3001
\n[\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc]\u30bf\u30d6\u306e[\u30dd\u30ea\u30b7\u30fc\u306e\u8ffd\u52a0]\u3092\u30af\u30ea\u30c3\u30af\u3002
\n\u5f8c\u306f\u3001\u4e0b\u8a18\u3092\u53c2\u8003\u306b\u8a2d\u5b9a\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\"\"<\/a>\n[\u4f5c\u6210]\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u5b8c\u4e86\u3002<\/p>\n
\u306a\u304a\u3001\u3053\u308c\u3060\u3051\u3092\u8a2d\u5b9a\u3059\u308b\u3068EC2\u306f\u5897\u3048\u308b\u3060\u3051\u3067\u6e1b\u3089\u306a\u3044\u306e\u3067\u3001
\n\u5225\u9014\u30b9\u30b1\u30fc\u30eb\u30c0\u30a6\u30f3\u7528\u306e\u30dd\u30ea\u30b7\u30fc\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u52d5\u4f5c\u78ba\u8a8d<\/h3>\n
Auto Scaling\u30b0\u30eb\u30fc\u30d7\u306b\u5c5e\u3059\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u3001
\nstress\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u8ca0\u8377\u3092\u4e0a\u3052\u3066\u307f\u307e\u3059\u3002<\/p>\n
# stress -c 10<\/span> &\n\u203b\u6570\u5024<\/span>\u306f\u9069\u5b9c\u8abf\u7bc0<\/pre>\n
CloudWatch\u30b3\u30f3\u30bd\u30fc\u30eb\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u8ca0\u8377\u306b\u4f34\u3044
\n\u30b5\u30a4\u30c8\u5fdc\u7b54\u6642\u9593\u304c\u4e0a\u6607\u3057\u3066\u3044\u308b\u306e\u304c\u5206\u304b\u308a\u307e\u3059\u3002
\n\u3053\u306e\u5024\u304c10\u3092\u8d85\u3048\u305f\u6642\u306bEC2\u304c\u5897\u3048\u3066\u3044\u308c\u3070\u6210\u529f\u3067\u3059\uff01<\/p>\n\"\"<\/a>\n
\u3053\u306e\u3088\u3046\u306b\u3001CloudWatch\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u4f7f\u3048\u3070
\n\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6982\u8981 Auto Scaling\u3067\u3001\u30b5\u30a4\u30c8\u306e\u8868\u793a\u6642\u9593\u304c\u9045\u304f\u306a\u3063\u305f\u6642\u306bEC2\u3092\u5897\u3084\u3059\u3002 \u5177\u4f53\u7684\u306b\u306f\u3001 \u30fb\u7ba1\u7406\u30b5\u30fc\u30d0\u304b\u3089\u5bfe\u8c61\u30b5\u30a4\u30c8\u306e\u5fdc\u7b54\u6642\u9593\u3092\u53d6\u5f97 \u30fb\u5fdc\u7b54\u6642\u9593\u3092CloudWatch\u306b\u9001\u4fe1(\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9) \u30fb\u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea…<\/p>\n","protected":false},"author":60,"featured_media":243,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"10330","footnotes":""},"categories":[20],"tags":[],"class_list":{"0":"post-10330","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-aws","8":"ja"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/10330","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/users\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/comments?post=10330"}],"version-history":[{"count":22,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/10330\/revisions"}],"predecessor-version":[{"id":12142,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/10330\/revisions\/12142"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media\/243"}],"wp:attachment":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media?parent=10330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/categories?post=10330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/tags?post=10330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}